Ruud UA18AZ
Endeavor® Line Ultra™ Series
Up to 19 SEER2 · Communicating
Equipment Sale
$6,800 – $9,500
Installed Price
$10,200 – $15,200
*Local taxes may apply. Financing available. Final pricing provided during free in-home estimate.
About the Ruud UA18AZ Air Conditioner
The Ruud UA18AZ is the communicating model in the Endeavor® Line Ultra™ Series, rated at up to 19 SEER2. Where the UA19AY uses a variable capacity compressor, the UA18AZ uses communicating technology — it exchanges real-time data with a compatible EcoNet® thermostat to optimize system performance, enable remote diagnostics, and alert homeowners to fault conditions before they become failures. For Chicago homeowners who want Ultra Series efficiency with smart home integration at a lower installed price than the UA19AY, the UA18AZ is the right choice.
At 19 SEER2, the UA18AZ delivers substantial energy savings compared to the 13 SEER systems that were standard in Chicago homes installed before 2015. The efficiency gap translates directly to lower monthly ComEd bills during the cooling season, which in Chicago typically runs from late May through mid-September. The UA18AZ is available in 2 through 5 ton configurations, covering the full range of Chicago residential applications from small condominiums to large single-family homes.
The UA18AZ uses R-454B refrigerant, meeting current EPA and DOE environmental requirements. Its copper-tube aluminum-fin coil construction is proven in Chicago's climate — the combination of hot, humid summers and cold winters demands a coil that resists corrosion and maintains heat transfer efficiency over years of operation. A factory-installed filter drier protects the refrigerant circuit from moisture and debris during and after installation.
D's Air & Heating, Inc. installs the UA18AZ throughout Chicago and the surrounding suburbs. Every installation includes a free Manual J load calculation, City of Chicago mechanical permit, city inspection coordination, and Ruud 10-Year Limited Parts Warranty registration. D's Air has held IL License #2183457 since 2009 and has installed hundreds of Ruud systems across every Chicago neighborhood. Call (773) 940-0965 to schedule your free in-home estimate.
Ruud UA18AZ — Pricing by Tonnage
Exact pricing for each available system size. Final price depends on site conditions, ductwork, and electrical requirements.
System Size
Sale Price
Installed Price
2 Ton
Starting At $3,400
$6,400 – $8,400
2.5 Ton
Starting At $3,900
$6,900 – $8,900
3 Ton
Starting At $4,400
$7,400 – $9,900
3.5 Ton
Starting At $4,900
$7,900 – $10,900
4 Ton
Starting At $5,900
$8,900 – $12,900
5 Ton
Starting At $6,900
$9,900 – $14,900
*Local taxes may apply. Financing available. Prices subject to change without notice.
Ruud UA18AZ Overview
The Ruud UA18AZ is part of the Endeavor® Line Ultra™ Series within the Ruud Endeavor™ residential lineup. Rated at Up to 19 SEER2, this communicating air conditioner is engineered for Chicago's demanding climate — delivering reliable cooling performance through hot, humid summers and shoulder-season temperature swings that push older systems to their limits. The Ultra Series represents Ruud's commitment to combining factory-tested reliability with the efficiency ratings that Chicago homeowners need to manage utility costs year after year.
D's Air & Heating, Inc. installs the UA18AZ throughout Chicago and the surrounding suburbs. Every installation begins with a Manual J load calculation to ensure the system is properly sized for your home — not oversized, not undersized. Proper sizing is the single most important factor in achieving the rated efficiency and comfort the UA18AZ was designed to deliver. An oversized system short-cycles, leaving humidity high and temperatures uneven. An undersized system runs continuously without ever reaching setpoint on the hottest days. D's Air sizes every system correctly the first time.
D's Air is a licensed Illinois HVAC contractor (IL License #2183457) serving Chicago since 2009. We pull all required mechanical permits, handle city inspections, and register your Ruud manufacturer warranty at installation. You don't need to do anything separately. Our technicians are trained on Ruud Endeavor™ equipment and follow manufacturer installation specifications on every job — including refrigerant charge verification, airflow balancing, and electrical connection inspection before the system is handed off to you.
Chicago summers are no longer predictable. Heat index values regularly exceed 100°F during peak weeks in July and August, and the city's older housing stock — two-flats, bungalows, greystones, and vintage three-flats — presents unique installation challenges that require an experienced local contractor. D's Air has installed hundreds of systems across every Chicago neighborhood and suburb, and we understand the ductwork configurations, electrical panel limitations, and building permit requirements specific to this market.
When you choose the Ruud UA18AZ through D's Air & Heating, you're getting a factory-tested Up to 19 SEER2 system installed by a licensed contractor who has been serving Chicago since 2009 — with transparent pricing, a written estimate before any work begins, and a 2-year workmanship warranty backed by D's Air on top of the Ruud manufacturer coverage. No contracts, no maintenance agreements required. Just a properly installed, properly sized, properly permitted air conditioning system that will perform reliably for years to come.
Why Chicago Homeowners Upgrade to the Ruud UA18AZ
Most Chicago homes still running air conditioning equipment installed before 2015 are operating systems rated at 13 SEER or lower — well below the Up to 19 SEER2 efficiency of the UA18AZ. The difference in operating cost is significant. A system running at Up to 19 SEER2 uses substantially less electricity per cooling hour than a 13 SEER unit, and the savings compound over a full Chicago cooling season that typically runs from late May through mid-September.
Beyond energy savings, the UA18AZ's communicating operation delivers a level of comfort that single-stage systems simply cannot match. Rather than cycling fully on and fully off, communicating systems modulate output to match the actual cooling load of the home at any given moment. The result is more consistent temperatures throughout the day, lower indoor humidity levels during Chicago's muggy summer weeks, and quieter operation that doesn't interrupt daily life every time the system kicks on.
The Ruud UA18AZ is also compatible with Ruud's EcoNet® smart home system, allowing homeowners to monitor and control their HVAC system remotely, receive maintenance alerts, and track energy usage over time. When paired with a compatible smart thermostat, the UA18AZ can be programmed to pre-cool the home before peak utility rate hours, reducing operating costs further without sacrificing comfort. D's Air can advise on thermostat compatibility and smart home integration options during your free in-home estimate.
Ruud UA18AZ Features & Benefits
Up to 19 SEER2 — premium efficiency Ultra Series platform
EcoNet Enabled communicating technology
R-454B refrigerant — EPA and DOE compliant
2–5 ton capacity range — 22.8 to 54 kBTU output
Premium efficiency platform for maximum energy savings
Factory-installed filter drier
10-Year Limited Parts Warranty when registered
Copper-tube aluminum-fin coil construction
Compatible with EcoNet smart thermostats
Designed for Chicago's demanding climate
Ruud UA18AZ — Product Photos
Technical Specifications
Model
UA18AZ
Series
Endeavor® Line Ultra™ Series
SEER2 Rating
Up to 19 SEER2
Compressor Type
Communicating
Refrigerant
R-454B
Capacity Range
2–5 Ton (22.8–54 kBTU)
Smart Connectivity
EcoNet Enabled
Warranty
10-Year Limited Parts (registered)
Equipment Sale Range
$6,800 – $9,500
Installed Price Range
$10,200 – $15,200
Equipment Sale Price & Installed Price
Pricing shown is for budgeting purposes. Final pricing is provided during your free in-home estimate with D's Air & Heating.
Equipment Sale Price
$6,800 – $9,500
Condenser unit only. Coil, air handler, and line set priced separately.
Installed Price Range
$10,200 – $15,200
Includes equipment, labor, startup, and permit. Varies by system size and site conditions.
*Pricing shown is for budgeting purposes and may vary based on equipment sizing, installation requirements, electrical upgrades, duct system modifications, thermostat selection, indoor air quality accessories, permitting requirements, and site conditions. Final pricing will be provided during your free in-home consultation with D's Air & Heating. Local taxes may apply. Financing available.
Equipment & Materials
Standard equipment and materials included in a typical Ruud UA18AZ installation by D's Air & Heating.
Ruud Endeavor™ condenser unit (model as specified)
Refrigerant charge (R-454B)
Disconnect box (if required)
Electrical whip and wiring (if required)
Condensate drain line (if applicable)
Pad or mounting hardware (if required)
Filter drier (factory installed)
Startup refrigerant charge
City of Chicago mechanical permit
Labor Breakdown
What D's Air technicians perform on every Ruud UA18AZ installation.
Manual J load calculation
Existing unit removal and disposal
New condenser placement and leveling
Refrigerant line set connection and pressure test
Electrical connection and safety check
System startup and refrigerant charge verification
Thermostat programming and test
City permit application and inspection coordination
Warranty registration
Post-installation walkthrough with homeowner
Scope of Work
What is included in a standard Ruud UA18AZ installation by D's Air & Heating, Inc.
Free in-home Manual J load calculation to determine correct system size
Removal and disposal of existing air conditioner condenser unit
Installation of new Ruud condenser on existing or new pad/brackets
Refrigerant line set inspection — replacement quoted separately if required
Electrical disconnect and wiring inspection — upgrades quoted separately if required
Evaporator coil inspection or replacement — quoted separately if required
Refrigerant charge verification and system startup
Thermostat verification and programming
City of Chicago mechanical permit pulled and inspection scheduled
Ruud 10-Year Parts Warranty registered at installation
D's Air 2-Year Workmanship Warranty applied
Post-installation system performance verification
Warranty Coverage
- 10-Year Limited Parts Warranty
- Compressor Coverage Included
- Registration Required at Installation
- D's Air Registers at Install — No Action Needed
- 2-Year D's Air Workmanship Warranty
- Startup Verification Included
- Installation Quality Assurance
- Warranty Registered at Installation
Why Choose a Ruud Air Conditioner
Ruud Endeavor™ equipment is engineered for Chicago's climate — built to handle extreme cold, humid summers, and everything in between.
Energy Savings
High-efficiency ratings translate directly to lower monthly utility bills — especially important during Chicago's long heating and cooling seasons.
Enhanced Comfort
Variable-speed and multi-stage technology maintain consistent temperatures and humidity levels throughout your home, eliminating hot and cold spots.
Reliable Performance
Ruud Endeavor™ systems are built with heavy-gauge steel cabinets, factory-tested components, and proven compressor technology for long-term dependability.
Quiet Operation
Sound-dampening design and variable-speed operation keep noise levels low — so you stay comfortable without the distraction of a loud system cycling on and off.
Our Installation Process
Every D's Air & Heating installation follows a structured process — from the first visit to final system handoff.
Home Evaluation
We perform a Manual J load calculation to determine the correct system size for your home — not a guess, not a rule of thumb.
System Selection
We walk you through the right Ruud model for your budget, efficiency goals, and comfort needs — with transparent pricing before any work begins.
Installation Day
Our licensed technicians remove the old equipment, install the new system, pull the required mechanical permit, and complete all city inspection requirements.
Final System Inspection
We perform a full startup verification, calibrate the system, register your Ruud manufacturer warranty, and walk you through operation before we leave.
Signs It's Time to Replace Your System
If your current system shows any of these warning signs, a new Ruud installation is likely more cost-effective than continued repairs.
Frequent Breakdowns
If you've called for repairs more than once in the past two years, repair costs are likely exceeding the value of keeping the old system running.
Increasing Energy Bills
Aging equipment loses efficiency over time. A spike in your utility bills — with no change in usage — is a clear sign the system is working harder than it should.
Age of Equipment
Most HVAC systems have a 15–20 year lifespan. Equipment approaching or past that range is operating on borrowed time and should be evaluated for replacement.
Uneven Heating or Cooling
Hot and cold spots throughout the home often indicate a system that is no longer properly sized, has failing components, or has ductwork issues that a new installation can address.
Why Homeowners Trust D's Air & Heating
Chicago homeowners have trusted D's Air & Heating since 2009 for honest pricing, quality installations, and service that stands behind the work.
Licensed and Insured
IL License #2183457. Every installation is performed by licensed technicians and covered by D's Air's general liability and workers' compensation insurance.
Factory-Trained Technicians
Our technicians are trained on Ruud Endeavor™ equipment and follow manufacturer installation specifications on every job — no shortcuts, no guesswork.
Upfront Pricing
We provide transparent pricing before any work begins. No surprise charges, no hidden fees. You know exactly what you're paying before we schedule installation.
Financing Options Available
Multiple financing programs available for qualified customers. Low monthly payments make a new high-efficiency system accessible without a large upfront cost.
Manufacturer Warranty Protection
We register your Ruud manufacturer warranty at installation — no paperwork for you. Combined with D's Air's 2-year workmanship warranty, your investment is protected.
Local Chicago HVAC Experts
We've served Chicago and the surrounding suburbs since 2009. We know the city's permit requirements, inspection process, and the unique demands of Chicago's climate.
Ruud Installation Costs in Chicago
Installation cost varies based on several factors. D's Air provides a detailed written estimate before any work begins — no surprises.
Factors Affecting Installation Cost
System size, equipment tier, ductwork condition, electrical requirements, refrigerant line length, and permit fees all affect the final installed price.
System Efficiency Considerations
Higher-efficiency models carry a higher upfront cost but deliver lower monthly operating costs. The right efficiency tier depends on your usage patterns and budget.
Home Size Requirements
Proper system sizing requires a Manual J load calculation. An oversized or undersized system will underperform regardless of its efficiency rating.
Optional Comfort Upgrades
Smart thermostats, whole-home humidifiers, UV air purifiers, and zoning systems can be added at installation to maximize comfort and indoor air quality.
Maintenance Recommendations
Proper maintenance extends the life of your Ruud system and keeps it operating at peak efficiency. Follow these guidelines to protect your investment.
Seasonal Maintenance
Schedule a professional tune-up each spring before cooling season and each fall before heating season. Seasonal maintenance catches small issues before they become costly repairs.
Filter Replacement Guidelines
Replace standard 1-inch filters every 1–3 months. Thicker media filters (4–5 inch) typically last 6–12 months. A clogged filter restricts airflow and reduces system efficiency.
Professional Tune-Ups
Annual professional maintenance includes refrigerant level check, electrical connection inspection, coil cleaning, drain line flush, and full system performance verification.
Long-Term System Care
Keep the outdoor unit clear of debris, maintain 18–24 inches of clearance around the condenser, and address any unusual noises or performance changes promptly.
Frequently Asked Questions
About the Ruud UA18AZ and installation by D's Air & Heating.
What is the difference between the UA18AZ and UA19AY?
The UA19AY is the top-tier variable capacity model reaching 20 SEER2. The UA18AZ is the communicating Ultra Series model rated up to 19 SEER2. Both are EcoNet enabled and use R-454B refrigerant. The UA18AZ offers excellent efficiency at a lower installed price.
How much does a Ruud UA18AZ installation cost in Chicago?
Equipment sale price ranges from $6,800 to $9,500. Installed price ranges from $10,200 to $15,200. Final pricing depends on system size, ductwork, electrical, and site conditions. D's Air provides a free in-home estimate.
Does the UA18AZ work with smart thermostats?
Yes. The UA18AZ is EcoNet enabled and communicates with compatible smart thermostats for remote monitoring and optimized performance.
Does D's Air pull permits for UA18AZ installations?
Yes. D's Air pulls all required City of Chicago mechanical permits and handles inspections on every installation.
What refrigerant does the UA18AZ use?
The UA18AZ uses R-454B, a lower-GWP refrigerant meeting current EPA and DOE requirements.
Is financing available?
Yes. D's Air offers multiple financing programs for qualified customers. Ask about current promotions during your free estimate.
What size air conditioner do I need for my Chicago home?
AC sizing is determined by a Manual J load calculation that accounts for square footage, insulation, window area, and air infiltration. D's Air performs a free in-home Manual J on every estimate. As a general guide, Chicago homes typically need 400–600 square feet per ton of cooling, but the calculation is required for an accurate recommendation.
How long does a Ruud air conditioner installation take?
Most residential condenser replacements are completed in one day — typically 4 to 8 hours. Jobs involving coil replacement, ductwork modifications, or electrical upgrades may require additional time. D's Air coordinates the City of Chicago mechanical permit and inspection on every installation.
What areas does D's Air serve for Ruud AC installation?
D's Air & Heating, Inc. serves Chicago and surrounding suburbs including Oak Park, Berwyn, Cicero, Evanston, Skokie, and the greater Chicagoland area. Call (773) 940-0965 to confirm service availability at your address.
What refrigerant do Ruud Endeavor™ air conditioners use?
Ruud Endeavor™ air conditioners use R-454B, a lower-GWP refrigerant that meets current EPA and DOE requirements. R-454B is more environmentally responsible than R-410A. D's Air technicians are certified to handle R-454B refrigerant.
Service Areas
D's Air & Heating installs Ruud equipment throughout Chicago and the surrounding suburbs.
Chicago
- All Chicago neighborhoods
- North Side
- Northwest Side
- West Side
- South Side
- Southwest Side
North Side
- Lincoln Park
- Lakeview
- Wicker Park
- Logan Square
- Bucktown
- Andersonville
Northwest Side
- Norwood Park
- Jefferson Park
- Portage Park
- Irving Park
- Avondale
- Belmont Cragin
West Side
- Austin
- Humboldt Park
- Garfield Park
- West Town
- Near West Side
- Pilsen
South Side
- Bridgeport
- Bronzeville
- Hyde Park
- Chatham
- Englewood
- South Shore
Nearby Suburbs
- Niles
- Skokie
- Morton Grove
- Park Ridge
- Rosemont
- Harwood Heights
- Norridge
- Des Plaines
- Lincolnwood
- Elmwood Park
- Evanston
- Oak Park
Authorized Ruud Dealer
D's Air & Heating, Inc. is a proud Authorized Ruud Dealer serving Chicago and surrounding communities. We provide professional Ruud furnace, air conditioner, heat pump, and complete HVAC system installation, replacement, repair, and maintenance services. As an Authorized Ruud Dealer, our technicians are trained to recommend, install, and service genuine Ruud equipment while helping homeowners maximize comfort, energy efficiency, and long-term reliability.
Ruud heating and cooling systems are recognized for their innovative technology, dependable performance, and energy-efficient operation. Whether you need a new Ruud furnace, central air conditioner, heat pump, or complete HVAC system replacement, D's Air & Heating, Inc. delivers expert installation, professional service, and trusted support. We help homeowners choose the right Ruud comfort solution while ensuring every system is installed according to manufacturer specifications and local code requirements.
Our experienced technicians are committed to providing quality workmanship, honest recommendations, and outstanding customer service backed by trusted Ruud manufacturer warranties. From routine maintenance and repairs to complete system replacements, D's Air & Heating, Inc. is your local source for professional Ruud HVAC services throughout Chicago and surrounding areas.
Why Choose Ruud HVAC Equipment?
- Innovative Technology — Ruud's Endeavor™ Line delivers advanced variable-speed and modulating systems for maximum comfort and efficiency.
- Energy Efficiency — Ruud systems meet or exceed federal efficiency standards, helping Chicago homeowners reduce monthly utility costs year-round.
- Dependable Reliability — Built for the demands of Chicago's cold winters and humid summers, Ruud equipment is engineered for long-term performance.
- Manufacturer Warranty — Ruud equipment is backed by a manufacturer limited warranty on parts and compressor when registered within the required window.
- Long-Term Value — Ruud's combination of efficiency, reliability, and warranty coverage delivers outstanding value over the life of the system.
Contact D's Air & Heating, Inc. today at (773) 940-0965 to schedule your free estimate for Ruud installation, replacement, maintenance, or repair services.
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D's Air & Heating, Inc. — (773) 940-0965 — Chicago & suburbs
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